Patent · US Expired

Nonlinearity correction circuit for bandgap reference

US4603291A · kind A · utility

43Cited by
3References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 26, 1984
Grant dateJul 29, 1986
Priority date
Expiry dateJun 26, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S323/907
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A curvature correction circuit for generating an output current of the general form T ln T. When applied as a curvature correction circuit to bandgap references, the circuit precisely offsets the inherent parabolic non-linearity of such circuits.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.